"'''Semi{{For|the Tip Card|Special Summon-Nomi'''" is a term that refers to a special sub-group of only monsters. If a monster is a "Semi-Nomi Monster", then it means it must be [[Special Summon]]ed by its listed effect before it can be [[Special Summon]]ed by another effect. "[[Aqua Spirit]]", (Tip Card)}}{{Show card image|Photon Thrasher|"[[Harpie Lady SistersPhoton Thrasher]]", and "[[Black Luster Soldier - Envoy of the Beginning]]" are all Semi-Nomi monsters. You can recognize a SemiSpecial Summon-Nomi only monster because it will have, "This card cannot be Normal Summoned or Set. This card can only be Special Summoned by..." in its text (although some cards, like "Black Luster Soldier - Envoy of the Beginning", do not have the first sentence, the "No Normal Summon or Set" rule still applies).}}

After a Semi'''Special Summon-Nomi monster has been Special Summonedonly monsters''', it can be Special Summoned through other effects. This only lasts as long as the Semi-Nomi monster does not return to the Hand or Deck. As long informally known as the '''Semi-Nomi monster remains on the field''' monsters, in the is a category of [[GraveyardSpecial Summon Monster]], or s with printed Special Summoning [[removed from playprocedure]]s, you and can be Special Summon it again with Summoned by other card effects(from public knowledge locations) once they are [[properly Special Summon]]ed.

As an example:*A player removes They are distinguished from play three Fiends to Special Summon "[[Dark Necrofear]]". If she is destroyed and sent to the Graveyard, she can be revived (such as by "[[Monster RebornNomi]]").*Ifmonsters, afterwards, she is removed from play by "[[Dark Core]]", you can still who also have printed Special Summon her (such as by "[[Dimensional Inversion]]").*If after all thisSummoning procedures, "Dark Necrofear" is returned to the deck or hand (such as by "[[Phoenix Wing Wind Blast]]" or "[[Compulsory Evacuation Device]]"), then you must use "Dark Necrofear"'s effect to summon herself again. You but cannot be Special Summon her from the hand or deck Summoned by other cards, such as "[[Monster Gate]]" or "[[Doom Shaman]]".*If she is later removed from play or sent to the Graveyard (such as by "[[Graceful Charity]]"), she still cannot be effects even after they are properly Special Summoned.

There is also a sub==List of Special Summon-type only monsters=={{main|List of Special Summon-only monsters called "[[Nomi]]".}}